Semin out tonight

Alexander Semin will not play tonight. Jay Beagle will make his NHL debut in Semin’s place — he is the 7th player to make his NHL debut this year for the Caps and the 35th player to appear in a game for them.

Caps coach Bruce Boudreau said Semin “came up lame” during Monday’s practice, but didn’t divulge what the injury is. Here are the forward lines for tonight: